Emerson 1420 - Environmental, Physical, and Communication Specs

8.5 Environmental
Operating temperature range
–40 to 158 °F (–40 to 70 °C)
Operating humidity range
10–90 percent relative humidity
8.6 Physical specifications
Weight
10 lb (4,54 kg)
Material of construction
Housing
Low-copper aluminum, NEMA
®
4X
Paint
Polyurethane
Cover gasket
Silicone Rubber
Antenna
Integrated Antenna: PBT/PC
Remote Antenna: Fiber glass
8.7
Communication specifications
Isolated RS485
2-wire communication link for Modbus
®
RTU multidrop connections
Baud Rate: 57600, 38400, 19200, or 9600
Protocol: Modbus RTU
Wiring: Single twisted shielded pair, 18 AWG
Wiring distance: up to 4,000 ft. (1,524 m)
Ethernet
10/1000base- TXEthernet communication port
Protocols: EtherNet/IP
™
Modbus TCP, OPC, HART-IP
™
, HTTPS (for Web
Interface)
Wiring: Cat5Eshielded cable
Quick Start Guide September 2020
24 Emerson.com/Rosemount